Planet Networking & Communication IVR-100 User Manual page 62

Block UDP Flood
Block ICMP Flood
IP TearDrop
Ping Of Death
Block WAN Ping
Remote Management
Industrial 5-Port 10/100/1000T VPN Security Gateway
If the function is enabled, when the number of the current
UPD-FLOOD packets is beyond the set value, the Gateway will start
the blocking function immediately.
The default configuration is disabled.
ICMP is kind of a pack of TCP/IP; its important function is to transfer
simple signal on the Internet. There are two normal attack ways
which hackers like to use, Ping of Death and Smurf attack.
The default configuration is disabled.
If the function is enabled, the Gateway will block Teardrop attack that
is targeting on TCP/IP fragmentation reassembly codes.
If the function is enabled, the Gateway will block Ping of Death
attack that aims to disrupt a targeted machine by sending a packet
larger than the maximum allowable size causing the target machine
to freeze or crash.
Enable the function to allow the Ping access from the Internet
network.
The default configuration is disabled.
Enable the function to allow the web server access of the Gateway
from the Internet network.
The default configuration is disabled.
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IVR-100